mojo VR interface simplified

device/vr/test/fake_vr_device.cc

Index: device/vr/test/fake_vr_device.cc
diff --git a/device/vr/test/fake_vr_device.cc b/device/vr/test/fake_vr_device.cc
index 48e7138dd074fb2199c9a7f0b1748ff9feea5757..879164efc3bd666821b2615fd94c5f1b846e8384 100644
--- a/device/vr/test/fake_vr_device.cc
+++ b/device/vr/test/fake_vr_device.cc
@@ -9,6 +9,8 @@ namespace device {
 FakeVRDevice::FakeVRDevice(VRDeviceProvider* provider) : VRDevice(provider) {
   device_ = VRDisplay::New();
   pose_ = VRPose::New();
+  updated = 0;
+  device_registered = false;
 
   InitBasicDevice();
 }
@@ -60,14 +62,42 @@ void FakeVRDevice::SetPose(const VRPosePtr& pose) {
 
 VRDisplayPtr FakeVRDevice::GetVRDevice() {
   VRDisplayPtr display = device_.Clone();
-  display->index = id();
   return display.Clone();
 }
 
-VRPosePtr FakeVRDevice::GetPose() {
+VRPosePtr FakeVRDevice::GetPose(VRServiceImpl* service) {
   return pose_.Clone();
 }
 
-void FakeVRDevice::ResetPose() {}
+void FakeVRDevice::ResetPose(VRServiceImpl* service) {}
+
+// TODO(Shaobo): Will implemenate for VRDeviceServiceImpl tests.
+bool FakeVRDevice::RequestPresent(VRServiceImpl* service, bool secure_origin) {
+  return true;
+}
+
+void FakeVRDevice::ExitPresent(VRServiceImpl* service) {}
+
+void FakeVRDevice::SubmitFrame(VRServiceImpl* service, VRPosePtr pose) {}
+
+void FakeVRDevice::UpdateLayerBounds(VRServiceImpl* service,
+                                     VRLayerBoundsPtr leftBounds,
+                                     VRLayerBoundsPtr rightBounds) {}
+
+void FakeVRDevice::OnDisplayChanged() {}
+
+void FakeVRDevice::OnExitPresent(VRServiceImpl* service) {}
+
+void FakeVRDevice::OnDisplayConnected() {}
+
+void FakeVRDevice::OnDisplayDisconnected() {}
+
+void FakeVRDevice::UpdateDisplayInfo(VRServiceImpl* service) {
+  ++updated;
+}
+
+void FakeVRDevice::RegisterDeviceClient(VRServiceImpl* service) {
+  device_registered = true;
+}
 
 }  // namespace device